package org.hdlh.spring;


import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public class SpringBeanManger implements ApplicationContextAware {

    private static ApplicationContext applicationContext;


    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringBeanManger.applicationContext = applicationContext;
    }


    /**
     * 拿到实例
     * @param clazz
     * @param <T>
     * @return
     */
    public static <T> T getBean(Class<T> clazz){
        return applicationContext.getBean(clazz);
    }
}
